<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>cors</title>

</head>

<body>
    <script>
        // 浏览器自带的
        fetch('http://localhost:8080/api/data')
            .then(response => response.json())
            .then(result => {
                console.log(result)
            })
    </script>

</body>

</html>